Tag Archives: RPN

HP 12C turns 30 years old: Wall Street Journal celebration of a venerable calculator

HP 12C, the Wall Street-oriented calculator, turns 30… and counting! WSJ reports on this time achievement and comments 12C it’s “diabolical”! Oddly enough HP 12C, without any wireless connection, not even an infrared-printer output, is still so popular among financial … Continue reading

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